diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..94f480d
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+* text=auto eol=lf
\ No newline at end of file
diff --git a/packages/utils/src/icon-set/tree.ts b/packages/utils/src/icon-set/tree.ts
index 82d6fef..991f970 100644
--- a/packages/utils/src/icon-set/tree.ts
+++ b/packages/utils/src/icon-set/tree.ts
@@ -1,9 +1,9 @@
 import type { IconifyAliases, IconifyJSON } from '@iconify/types';
 
-// Parent icons, first is direct parent, last is icon. Does not include self
+// Parent icons, first is direct parent, then parent of parent and so on. Does not include self
 export type ParentIconsList = string[];
 
-// Result
+// Result. Key is icon, value is list of parent icons
 export type ParentIconsTree = Record<string, ParentIconsList | null>;
 
 /**